Security readout for executives and security teams
Plain-English summary
CVE-2018-9479 is a critical Android flaw in the SDP server code. A remote attacker could trigger memory corruption and potentially run code without user interaction or prior access. The sources identify affected Android 7, 8, 8.1, 9, and related development branches.
Executive priority
Treat this as high-priority legacy Android risk. The technical impact is severe, but urgency depends on whether affected unpatched devices remain in use and reachable in your environment.
Technical view
The issue is an out-of-bounds write in process_service_attr_req and process_service_search_attr_req in sdp_server.cc caused by a missing bounds check. It is classified as CWE-787 with CVSS 3.1 score 9.8, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Likely exposure
Exposure is most likely on unpatched Android devices running listed affected versions: 7, 8, 8.1, 9, nyc-mr1-dev, or nyc-mr2-dev. The sources do not identify non-Android products.
Exploitation context
The CVE states remote code execution is possible without privileges or user interaction. The bundle does not cite active exploitation, and KEV status is false, so active exploitation should not be claimed from these sources.
Researcher notes
Focus validation on patch level and affected Android branches. The public bundle confirms the vulnerable functions and impact class but does not provide exploit telemetry, proof-of-concept status, or detailed remediation beyond Android bulletin guidance.
Mitigation direction
- Apply Android security updates covering the September 2018 bulletin guidance.
- Prioritize unsupported or unmanaged Android 7, 8, 8.1, and 9 devices.
- Check device vendor advisories for model-specific patch availability.
- Retire or isolate devices that cannot receive security updates.
Validation and detection
- Inventory Android OS versions and security patch levels across managed devices.
- Compare device patch status against the Android September 2018 bulletin.
- Confirm vulnerable versions are updated, retired, or risk-accepted.
- Review mobile management records for unmanaged affected Android devices.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-9479 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://source.android.com/security/bulletin/2018-09-01CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.